Star trails look like rain over Baja, California

As we continue to celebrate International Dark Sky Week, we present this composite star trails image from photographer Sergio Garcia Rill.

Milky Way arching over La Silla, Chile

In the spirit of International Dark Sky Week, a shimmering panoramic of the Milky Way.

The Hunter becomes the hunted

Star Sirius "chases" constellation Orion in the night skies over Dehradun, India.

A man feeding swans in the snow

Photographer Marcin Ryczek captured a man feeding swans and ducks on a snowy riverbank in Poland.

Last night’s galaxy and comet rendezvous

Here is the beautiful Comet PANSTARRS as it appeared near the Andromeda Galaxy on April 4, 2013.

April showers – almost – in Sweden

Rain that falls from a cloud but evaporates before reaching the ground is called virga.

Star trails over upper Yosemite Falls

Star trails over Yosemite Falls, the highest measured waterfall in North America.

Comet PANSTARRS near Andromeda galaxy

Look for Comet PANSTARRS in early April 2013 near the Andromeda Galaxy.

Can you see Comet PANSTARRS now?

Even if you couldn't spot Comet PANSTARRS before, you might spot it tonight - or soon - because it's in a darker sky and near the Andromeda Galaxy.

Easter morning sunrise over Italy’s Basilica of Superga

Sunrise on Easter, a holiday of rebirth, next to a basilica built to keep a promise.

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